Bilstein B4 OE Replacement

2014–2016 Mercedes-Benz S550 Front Left Air Suspension Spring

Part #: 44-240004

Overview

The Bilstein B4 OE Replacement front left air suspension spring is a high-quality component designed specifically for your Mercedes-Benz S550 from the 2014 to 2016 model years. As an OE-level replacement, this spring restores the original ride height, comfort, and handling characteristics of your vehicle’s air suspension system. Whether your original spring has worn out, become damaged, or you’re restoring your vehicle to factory specifications, this product offers a reliable and straightforward solution.

Engineered for enthusiasts who demand the same level of quality and performance as the original equipment, the Bilstein B4 OE Replacement spring ensures your Mercedes-Benz maintains its factory ride quality and handling dynamics. It is ideal for daily drivers, luxury car owners, and those seeking to restore their vehicle’s suspension to optimal condition without the need for extensive modifications or tuning.

Key Features

The Bilstein B4 OE Replacement front left air suspension spring incorporates several advanced features to deliver exceptional performance and durability:

• OE-grade construction materials ensure compatibility and longevity, matching or exceeding the original factory spring's durability.
• Designed with precision to restore the original ride height and handling characteristics of your Mercedes-Benz S550.
• Manufactured with high-strength steel to withstand the stresses of daily driving and maintain consistent suspension performance.
• Engineered to work seamlessly with the existing air suspension components, ensuring a modification-free installation process.
• Optimized for a smooth, comfortable ride while supporting the vehicle’s weight and load capacity.
• Rigorous quality control standards meet or surpass OE specifications, ensuring reliability and safety.

Construction & Design

The Bilstein B4 OE Replacement spring features a robust design utilizing high-quality steel, precision manufacturing, and strict quality control to ensure durability and consistent performance. Its one-piece construction provides a stable and reliable support for your vehicle’s suspension system. The spring’s design maintains the original ride height and handling characteristics, ensuring your Mercedes-Benz drives and feels as intended by the manufacturer.

Its compatibility with the OE air suspension system means no modifications are necessary during installation. The spring is engineered to fit perfectly into the existing suspension assembly, providing a direct replacement that restores your vehicle’s factory ride quality and handling dynamics.

Installation & Fitment

The Bilstein B4 OE Replacement front left air suspension spring is designed for a straightforward, bolt-on installation. As an OE replacement, it connects directly into your vehicle’s existing suspension system without the need for modifications, cutting, or drilling. Typically, installation involves removing the wheel and existing spring assembly, then replacing it with the new spring using standard tools. No special tuning or adjustments are required, making this an ideal choice for DIY enthusiasts and professional technicians alike.

• Seamless fit with the original air suspension components
• No cutting, drilling, or tuning necessary
• Installation can usually be completed within a few hours

What's Included

• Front left air suspension spring
• Installation hardware (if applicable)
• Instruction manual (if provided)

Ideal For

• Mercedes-Benz S550 owners needing a reliable OE replacement spring
• Restoring factory ride height and handling after suspension wear or damage
• Enthusiasts seeking to maintain original suspension performance
• Professional repair shops performing suspension repairs or restorations